| Q3 2026 | Sep 30, 2026 | 3,526 | +13.6% | NSC Form 10-Q, filed 2026-10-22 ↗ |
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| Q2 2026 | Jun 30, 2026 | 3,465 | +11.4% | NSC Form 10-Q, filed 2026-07-23 (financial database) ↗ |
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| Q1 2026 | Mar 31, 2026 | 2,998 | +0.2% | NSC Form 10-Q, filed 2026-04-24 (financial database) ↗ |
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| Q4 2025 | Dec 31, 2025 | 2,974 | -1.7% | NSC Form 10-K, filed 2026-02-09 (financial database) ↗ |
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| Q3 2025 | Sep 30, 2025 | 3,103 | +1.7% | NSC Form 10-Q, filed 2025-10-23 (financial database) ↗ |
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| Q2 2025 | Jun 30, 2025 | 3,110 | +2.2% | NSC Form 10-Q, filed 2025-07-29 (financial database) ↗ |
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| Q1 2025 | Mar 31, 2025 | 2,993 | -0.4% | NSC Form 10-Q, filed 2025-04-23 (financial database) ↗ |
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| Q4 2024 | Dec 31, 2024 | 3,024 | -1.6% | NSC Form 10-K, filed 2025-02-10 (financial database) ↗ |
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| Q3 2024 | Sep 30, 2024 | 3,051 | +2.7% | NSC Form 10-Q, filed 2024-10-22 (financial database) ↗ |
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| Q2 2024 | Jun 30, 2024 | 3,044 | +2.1% | NSC Form 10-Q, filed 2024-07-26 (financial database) ↗ |
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| Q1 2024 | Mar 31, 2024 | 3,004 | -4.1% | NSC Form 10-Q, filed 2024-04-24 (financial database) ↗ |
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| Q4 2023 | Dec 31, 2023 | 3,073 | -5.1% | NSC Form 10-K, filed 2024-02-05 (financial database) ↗ |
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| Q3 2023 | Sep 30, 2023 | 2,971 | -11.1% | NSC Form 10-Q, filed 2023-10-25 (financial database) ↗ |
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| Q2 2023 | Jun 30, 2023 | 2,980 | -8.3% | NSC Form 10-Q, filed 2023-07-27 (financial database) ↗ |
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| Q1 2023 | Mar 31, 2023 | 3,132 | +7.4% | NSC Form 10-Q, filed 2023-04-26 (financial database) ↗ |
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| Q4 2022 | Dec 31, 2022 | 3,237 | +13.5% | NSC Form 10-K, filed 2023-02-03 (financial database) ↗ |
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| Q3 2022 | Sep 30, 2022 | 3,343 | +17.2% | NSC Form 10-Q, filed 2022-10-26 (financial database) ↗ |
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| Q2 2022 | Jun 30, 2022 | 3,250 | +16.1% | NSC Form 10-Q, filed 2022-07-27 (financial database) ↗ |
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| Q1 2022 | Mar 31, 2022 | 2,915 | +10.5% | NSC Form 10-Q, filed 2022-04-27 (financial database) ↗ |
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| Q4 2021 | Dec 31, 2021 | 2,852 | +10.8% | NSC Form 10-K, filed 2022-02-04 (financial database) ↗ |
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| Q3 2021 | Sep 30, 2021 | 2,852 | +13.8% | NSC Form 10-Q, filed 2021-10-27 (financial database) ↗ |
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| Q2 2021 | Jun 30, 2021 | 2,799 | +34.2% | NSC Form 10-Q, filed 2021-07-28 (financial database) ↗ |
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| Q1 2021 | Mar 31, 2021 | 2,639 | +0.5% | NSC Form 10-Q, filed 2021-04-28 (financial database) ↗ |
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| Q4 2020 | Dec 31, 2020 | 2,573 | -4.3% | NSC Form 10-K, filed 2021-02-04 (financial database) ↗ |
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| Q3 2020 | Sep 30, 2020 | 2,506 | -11.8% | NSC Form 10-Q, filed 2020-10-28 (financial database) ↗ |
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| Q2 2020 | Jun 30, 2020 | 2,085 | -28.7% | NSC Form 10-Q, filed 2020-07-29 (financial database) ↗ |
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| Q1 2020 | Mar 31, 2020 | 2,625 | -7.6% | NSC Form 10-Q, filed 2020-04-29 (financial database) ↗ |
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| Q4 2019 | Dec 31, 2019 | 2,690 | -7.1% | NSC Form 10-K, filed 2020-02-06 (financial database) ↗ |
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| Q3 2019 | Sep 30, 2019 | 2,841 | -3.6% | NSC Form 10-Q, filed 2019-10-23 (financial database) ↗ |
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| Q2 2019 | Jun 30, 2019 | 2,925 | +0.9% | NSC Form 10-Q, filed 2019-07-24 (financial database) ↗ |
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| Q1 2019 | Mar 31, 2019 | 2,840 | +4.5% | NSC Form 10-Q, filed 2019-04-24 (financial database) ↗ |
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| Q4 2018 | Dec 31, 2018 | 2,896 | +8.5% | NSC Form 10-K, filed 2019-02-08 (financial database) ↗ |
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| Q3 2018 | Sep 30, 2018 | 2,947 | +10.4% | NSC Form 10-Q, filed 2018-10-24 (financial database) ↗ |
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| Q2 2018 | Jun 30, 2018 | 2,898 | +9.9% | NSC Form 10-Q, filed 2018-07-25 (financial database) ↗ |
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| Q1 2018 | Mar 31, 2018 | 2,717 | +5.5% | NSC Form 10-Q, filed 2018-04-25 (financial database) ↗ |
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| Q4 2017 | Dec 31, 2017 | 2,669 | +7.2% | NSC Form 10-K, filed 2018-02-05 (financial database) ↗ |
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| Q3 2017 | Sep 30, 2017 | 2,670 | +5.8% | NSC Form 10-Q, filed 2017-10-25 (financial database) ↗ |
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| Q2 2017 | Jun 30, 2017 | 2,637 | +7.5% | NSC Form 10-Q, filed 2017-07-26 (financial database) ↗ |
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| Q1 2017 | Mar 31, 2017 | 2,575 | +6.4% | NSC Form 10-Q, filed 2017-04-26 (financial database) ↗ |
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| Q4 2016 | Dec 31, 2016 | 2,490 | -1.1% | NSC Form 10-K, filed 2017-02-06 (financial database) ↗ |
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| Q3 2016 | Sep 30, 2016 | 2,524 | -7.0% | NSC Form 10-Q, filed 2016-10-26 (financial database) ↗ |
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| Q2 2016 | Jun 30, 2016 | 2,454 | -9.5% | NSC Form 10-Q, filed 2016-07-27 (financial database) ↗ |
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| Q1 2016 | Mar 31, 2016 | 2,420 | -5.7% | NSC Form 10-Q, filed 2016-04-22 (financial database) ↗ |
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| Q4 2015 | Dec 31, 2015 | 2,518 | -12.3% | NSC Form 10-K, filed 2016-02-08 (financial database) ↗ |
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| Q3 2015 | Sep 30, 2015 | 2,713 | -10.3% | NSC Form 10-Q, filed 2015-10-28 (financial database) ↗ |
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| Q2 2015 | Jun 30, 2015 | 2,713 | -10.8% | NSC Form 10-Q, filed 2015-07-27 (financial database) ↗ |
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| Q1 2015 | Mar 31, 2015 | 2,567 | -4.5% | NSC Form 10-Q, filed 2015-04-29 (financial database) ↗ |
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| Q4 2014 | Dec 31, 2014 | 2,870 | -0.4% | NSC Form 10-K, filed 2015-02-11 (financial database) ↗ |
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| Q3 2014 | Sep 30, 2014 | 3,023 | +7.0% | NSC Form 10-Q, filed 2014-10-22 (financial database) ↗ |
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| Q2 2014 | Jun 30, 2014 | 3,042 | +8.6% | NSC Form 10-Q, filed 2014-07-23 (financial database) ↗ |
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| Q1 2014 | Mar 31, 2014 | 2,689 | -1.8% | NSC Form 10-Q, filed 2014-04-23 (financial database) ↗ |
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| Q4 2013 | Dec 31, 2013 | 2,881 | +7.3% | NSC Form 10-K, filed 2014-02-14 (financial database) ↗ |
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| Q3 2013 | Sep 30, 2013 | 2,824 | +4.9% | NSC Form 10-Q, filed 2013-10-23 (financial database) ↗ |
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| Q2 2013 | Jun 30, 2013 | 2,802 | -2.5% | NSC Form 10-Q, filed 2013-07-24 (financial database) ↗ |
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| Q1 2013 | Mar 31, 2013 | 2,738 | -1.8% | NSC Form 10-Q, filed 2013-04-24 (financial database) ↗ |
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| Q4 2012 | Dec 31, 2012 | 2,684 | -4.0% | NSC Form 10-K, filed 2013-02-15 (financial database) ↗ |
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| Q3 2012 | Sep 30, 2012 | 2,693 | -6.8% | NSC Form 10-Q, filed 2012-10-25 (financial database) ↗ |
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| Q2 2012 | Jun 30, 2012 | 2,874 | +0.3% | NSC Form 10-Q, filed 2012-07-27 (financial database) ↗ |
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| Q1 2012 | Mar 31, 2012 | 2,789 | +6.5% | NSC Form 10-Q, filed 2012-04-27 (financial database) ↗ |
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| Q4 2011 | Dec 31, 2011 | 2,797 | +16.9% | NSC Form 10-K, filed 2012-02-15 (financial database) ↗ |
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| Q3 2011 | Sep 30, 2011 | 2,889 | +17.6% | NSC Form 10-Q, filed 2011-10-28 (financial database) ↗ |
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| Q2 2011 | Jun 30, 2011 | 2,866 | +17.9% | NSC Form 10-Q, filed 2011-07-29 (financial database) ↗ |
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| Q1 2011 | Mar 31, 2011 | 2,620 | +17.1% | NSC Form 10-Q, filed 2011-04-29 (financial database) ↗ |
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| Q4 2010 | Dec 31, 2010 | 2,392 | +13.6% | NSC Form 10-K, filed 2011-02-17 (financial database) ↗ |
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| Q3 2010 | Sep 30, 2010 | 2,456 | +19.0% | NSC Form 10-Q, filed 2010-10-29 (financial database) ↗ |
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| Q2 2010 | Jun 30, 2010 | 2,430 | +30.9% | NSC Form 10-Q, filed 2010-07-30 (financial database) ↗ |
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| Q1 2010 | Mar 31, 2010 | 2,238 | +15.2% | NSC Form 10-Q, filed 2010-04-30 (financial database) ↗ |
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| Q4 2009 | Dec 31, 2009 | 2,106 | -15.8% | NSC Form 10-K, filed 2011-02-17 (financial database) ↗ |
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| Q3 2009 | Sep 30, 2009 | 2,063 | -28.7% | NSC Form 10-Q, filed 2009-10-30 (financial database) ↗ |
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| Q2 2009 | Jun 30, 2009 | 1,857 | – | NSC Form 10-Q, filed 2010-07-30 (financial database) ↗ |
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| Q1 2009 | Mar 31, 2009 | 1,943 | – | NSC Form 10-Q, filed 2010-04-30 (financial database) ↗ |
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| Q4 2008 | Dec 31, 2008 | 2,502 | – | NSC Form 10-K, filed 2010-02-17 (financial database) ↗ |
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| Q3 2008 | Sep 30, 2008 | 2,894 | – | NSC Form 10-Q, filed 2009-10-30 (financial database) ↗ |
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